A10 High quality Steel grout injection packer for waterproof pump

Shanghai NSJ Hardware Factory is engaged in the R&D, production, sales, and after-sales services. We specialize in producing medium/high-grade caulking guns and other hand tools. While our products are being continuously up-graded in accordance with the demands from the market, we always insist on offering our customers the most-favorable prices, high-quality products, and first-class services. Advantage: Competitive prices, high-grade quality, large production cap...